It\'s the one where Jim Perry has to get away from the turntable because they started spinning it too early and then has to grab the Sale Surprise from behind the wall because of it.
http://youtu.be/2pjEVEsQGMk
Fast forward to about 4:00, that\'s when the whole debacle starts. Still don\'t get why it makes me chuckle but it does.
(Yes, I edited to add the clip. It was a lot tougher to find than I had originally thought.)